Hardware Spec Index

Zephyra FN-3656 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3656-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index472 (Case Fans scale)
Category rank#3,561
Street price$9
Power3 W
Performance per dollar52.44
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3656 Ultra
Size120 × 120 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3656 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/96436494 (accessed 2026-10-24).